.div1 {
    width: 8.7em;
    text-align: justify;
    hyphens: auto;
}

.div2 dd {
    margin: 0;
    font-weight: bold;
}

dt,
dd {
    display: inline;
}

dd+dt::before {
    content: '\A';
    white-space: pre;
}

dd+dd::before {
    content: ', ';
    margin-left: -.25em;
    font-weight: normal;
}

.div3 {
    padding: .5em;
    line-height: 1.5;
    background: beige;
    background-image: linear-gradient( rgba(0, 0, 0, .2) 50%, transparent 0);
    background-origin: content-box;
    background-size: auto 3em;
    width: 200px;
}

pre {
    padding: .5em;
    line-height: 1.5;
    background: hsl(20, 50%, 95%);
    font-family: Consolas, Monaco, monospace;
}

code {
    tab-size: 2;
    font: inherit;
}

.div4 {
    font: 200%/1.6 "Adobe Caslon Pro", Baskerville, serif;
    font-variant-ligatures: common-ligatures discretionary-ligatures historical-ligatures;
}

.div5 a[href] {
    box-shadow: 0 -1px gray inset;
}

.div6 a[href] {
    background: linear-gradient(gray, gray) no-repeat;
    background-size: 100% 1px;
    background-position: 0 1.15em;
    text-shadow: .05em 0 white, -.05em 0 white;
}

.div7 a[href] {
    background: linear-gradient(90deg, gray 66%, transparent 0) repeat-x;
    background-size: .2em 2px;
    background-position: 0 1em;
}

.div8 {
    background: hsl(210, 13%, 60%);
    color: hsl(210, 13%, 30%);
    text-shadow: 0 1px 1px hsla(0, 0%, 100%, .8);
}

.div9 {
    background: hsl(210, 13%, 40%);
    color: hsl(210, 13%, 75%);
    text-shadow: 0 -1px 1px black;
}

.div10 {
    background: #203;
    color: #ffc;
    text-shadow: 0 0 .1em, 0 0 .3em;
    font-size: 2em;
}

.div11 {
    background: #203;
    color: white;
    transition: 1s;
    font-size: 2em;
}

.div11:hover {
    text-shadow: 0 0 .1em, 0 0 .3em;
}